Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5464190 | Foot-operated valve | Wen-Bin Wang | 1995-11-07 |
| 5421552 | Foot-operated valve | Wen-Bin Wang | 1995-06-06 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5464190 | Foot-operated valve | Wen-Bin Wang | 1995-11-07 |
| 5421552 | Foot-operated valve | Wen-Bin Wang | 1995-06-06 |